Gates 43166 Engine Water Pump

Gates 43166 Engine Water Pump Overview

The Gates 43166 engine water pump is a standard replacement water pump built for reliable coolant circulation and OE-quality fit. It is designed for 1994-1996 Mercedes-Benz C220 and 1997-1998 Mercedes-Benz C230 applications, making it a direct-match option for Mercedes-Benz C220 water pump replacement and Mercedes-Benz C230 cooling system service.

Gates Water Pump (Standard) products focus on durable construction and verified performance. This part number, 43166, uses premium materials and is tested for seal and bearing function as well as leakage before release.

Key Features

• Cast aluminum housing for strength and corrosion resistance
• Cast iron impeller for stable coolant flow
• Standard impeller rotation
• Accessory belt drive style
• Includes water pump and gasket
• Four outlet design
• No back housing, thermostat housing, fan clutch, or pulley included
• Not timing belt driven

Detailed Product Description

Built for the Mercedes-Benz cooling system, Gates 43166 is a standard engine water pump that supports consistent coolant circulation through the engine and radiator circuit. The cast aluminum housing and cast iron impeller are selected for durability in everyday service, while the standard rotation and accessory belt drive style match the listed vehicle applications. This part cross-references Airtex AW9314 for the same application.

Use this water pump for 1994-1996 Mercedes-Benz C220 and 1997-1998 Mercedes-Benz C230 service when replacing a worn or leaking pump. The Gates 43166 water pump is also a practical choice for Mercedes-Benz C220 water pump replacement and Mercedes-Benz C230 cooling system repair where OE-style fit and function are required.

What This Water Pump Helps Address

• Coolant leakage from a worn pump seal or casting
• Overheating caused by reduced coolant circulation
• Noise from failing pump bearings
• Cooling system performance loss from impeller wear
• Service issues on Mercedes-Benz C220 and C230 applications

Installation Notes and Tips

Confirm the accessory belt drive layout, outlet count, and standard impeller rotation before installation. Replace the gasket supplied with the pump and inspect the belt, hoses, and mating surfaces for wear or contamination. Flush the cooling system if coolant condition is poor, and verify proper fill and bleed procedure after installation.

Quality Assurance

Gates manufactures this water pump with premium alloy materials and performs functional testing of seals and bearings, along with leakage testing of the casting and assembled unit. The result is an OE-quality fit for the listed Mercedes-Benz applications, including the Gates 43166 replacement for 1994-1996 Mercedes-Benz C220 and 1997-1998 Mercedes-Benz C230.